72379489

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 98029440

約数和(自身を除く): 25649951

約数列:

[1, 7, 13, 17, 59, 61, 91, 119, 169, 221, 413, 427, 767, 793, 1003, 1037, 1183, 1547, 2873, 3599, 5369, 5551, 7021, 7259, 9971, 10309, 13039, 13481, 20111, 25193, 46787, 61183, 69797, 72163, 91273, 94367, 169507, 175253, 327509, 428281, 608231, 795379, 1186549, 1226771, 4257617, 5567653, 10339927, 72379489]

約数ペア:

[(1, 72379489), (7, 10339927), (13, 5567653), (17, 4257617), (59, 1226771), (61, 1186549), (91, 795379), (119, 608231), (169, 428281), (221, 327509), (413, 175253), (427, 169507), (767, 94367), (793, 91273), (1003, 72163), (1037, 69797), (1183, 61183), (1547, 46787), (2873, 25193), (3599, 20111), (5369, 13481), (5551, 13039), (7021, 10309), (7259, 9971)]